Pith Number

pith:QUB5BG5Q

pith:2026:QUB5BG5QNX7IM7GBHCICWUU2RP

not attested not anchored not stored refs pending

Harmonic Approximation and Resolvent Estimates for Semiclassical Non-Self-Adjoint Operators

Stepan Malkov

arxiv:2601.17643 v2 · 2026-01-25 · math.SP · math.AP · math.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QUB5BG5QNX7IM7GBHCICWUU2RP}

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Semiclassical Schr\"odinger operators with purely imaginary potential

Receipt and verification

First computed	2026-06-29T00:14:01.918661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8503d09bb06dfe867cc138902b529a8bf7a3619532051cc8be9c8928cd151639

Aliases

arxiv: 2601.17643 · arxiv_version: 2601.17643v2 · doi: 10.48550/arxiv.2601.17643 · pith_short_12: QUB5BG5QNX7I · pith_short_16: QUB5BG5QNX7IM7GB · pith_short_8: QUB5BG5Q

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/QUB5BG5QNX7IM7GBHCICWUU2RP \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 8503d09bb06dfe867cc138902b529a8bf7a3619532051cc8be9c8928cd151639

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58210061d2c595873ba69ce6334be6d57d1ac0d8941df0a25e7e4f30901472d5",
    "cross_cats_sorted": [
      "math.AP",
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SP",
    "submitted_at": "2026-01-25T01:31:29Z",
    "title_canon_sha256": "411cb585ce50e666aa3f7eccbf993d4c260f120eabbb2152df3a8612ea86e67d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.17643",
    "kind": "arxiv",
    "version": 2
  }
}